Rochester Weather Forecast
- 36
- 46
Rain
- 37
- 45
Rain
- 36
- 47
Rain Likely
- 33
- 44
Rain Likely
- 35
- 45
Chance Rain Showers
- 36
- 45
Chance Rain
- 38
- 48
Chance Rain
Today 22 Dec Lowlands of Lewis and Southern Thurston Counties
Partly sunny. A chance of rain in the Morning, then a slight chance of rain early in the afternoon. Rain at Times late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the mid to upper 40s. South wind 10 to 20 Mph.
Tonight 22 Dec Lowlands of Lewis and Southern Thurston Counties
Rain at Times in the Evening, then mostly cloudy with a chance of rain in the late evening and early morning. Mostly cloudy late in the night. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the mid 30s. South wind 10 to 15 Mph with Gusts to 30 Mph decreasing to 10 Mph or less with Gusts to 20 Mph after midnight.
Rochester Temperature Statistics
December Temperature
Chehalis-Centralia Airport (11.2 miles)
Lowest 1 December, 2025
33.8 °FAverage December
48.1 °FHighest 15 December, 2025
60.8 °F
Climate (2020–Present)
Chehalis-Centralia Airport (11.2 miles)
Average Low 2020–2025
43.7 °FAverage 2020–2025
52.1 °FAverage High 2020–2025
61.4 °F